Take on such applications as general leveling and layout, concrete leveling and more with this Bosch Self-Leveling Rotary Laser Kit (GRL245HVCK). This rotary laser provides you with rapid level lines that are accurate at long distances. It provides horizontal and vertical self-leveling. This laser also projects 90° plumb and layout lines for squaring, with the laser plumb line continually available. The high rotation speed and manual angle adjustment give this rotary laser versatility.